Wiramphone 72001
Amroh NV Radio: Wiramphone 72001 [R-Player] ID = 184275 640x468
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1948–1950 | Category: Sound/Video Recorder and/or Player | ||||
| Valves / Tubes | 4: EF22 EF50 EL3N AZ1 |
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| Main principle | Audio-Amplification; 3 AF stage(s) |
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| Wave bands | - without |
| Details | Other Combination - see Notes |
| Power type and voltage | Alternating Current supply (AC) / 110; 125; 150; 220 Volt |
| Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 16 cm = 6.3 inch |
| Power out | 4 W (unknown quality) |
| from Radiomuseum.org | Model: Wiramphone 72001 - Amroh NV Radio Bulletin |
| Material | Leather / canvas / plastic - over other material |
| Shape | Tablemodel, low profile (big size). |
| Dimensions (WHD) | 380 x 240 x 420 mm / 15 x 9.4 x 16.5 inch |
| Notes | Wire recorder-gramophone player. USA made recorder-phono deck, Armour Research Foundation licence. Wire speed 24 inch/sec, phono speed 78 rpm. Max. recording time 60 min. Amplifier made by Amroh, case made by Terwijn & Zn, Koffer & Lederwarenfabriek Rotterdam. Phono cartridge Astatic L71A. Later variant 72002 has EF40 microphone amplifier instead of EF22 |
| Net weight (2.2 lb = 1 kg) | 19 kg / 41 lb 13.6 oz (41.85 lb) |
| Price in first year of sale | 800.00 Dfl |
| Literature/Schematics (1) | -- Original-techn. papers. |
Model page created by John Hupse † 28.9.20. See "Data change" for further contributors.
All listed radios etc. from Amroh NV (Radio Bulletin monthly), Muiden
Here you find 237 models, 207 with images and 225 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
